MCQOPTIONS
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MCQOPTIONS
This section includes 1416 Mcqs, each offering curated multiple-choice questions to sharpen your 5th Class knowledge and support exam preparation. Choose a topic below to get started.
| 451. |
Mona and her friends spotted the seedling shown below growing on a sandy shore. Which of the following is the method by which the seed (which is now a seedling) was dispersed far away from its parent plant? |
| A. | By wind |
| B. | By water |
| C. | By explosive/splitting action |
| D. | By animals |
| Answer» C. By explosive/splitting action | |
| 452. |
Which of these grows from roots? |
| A. | Potato |
| B. | Ginger |
| C. | Sweet potato |
| D. | Onion |
| Answer» D. Onion | |
| 453. |
From what do the plants given below reproduce? Rose, hibiscus, bougainvillea, sugarcane |
| A. | Root buds |
| B. | Stem buds |
| C. | Leaf buds |
| D. | Stem cuttings |
| Answer» E. | |
| 454. |
Which of the following is a rabi crop? |
| A. | Rice |
| B. | Millets |
| C. | Maize |
| D. | Beans |
| Answer» E. | |
| 455. |
Which of the following dispersal agents mechanism is/are involved in the dispersal of the seeds? |
| A. | Explosive mechanism |
| B. | Animals |
| C. | Wind |
| D. | Water |
| Answer» B. Animals | |
| 456. |
The figure shows a fruit. Which of the following methods of seed dispersal is taking place? |
| A. | Dispersal by water |
| B. | Dispersal by animals |
| C. | Dispersal by air |
| D. | Dispersal by explosion |
| Answer» E. | |
| 457. |
Which of the following sentences can be linked with the words given below? Water Wind Explosive Animals |
| A. | They help animals reproduce. |
| B. | They form spores. |
| C. | They encourage parent plants to look after their off springs. |
| D. | They disperse seeds to avoid competition. |
| Answer» E. | |
| 458. |
The sequence of the life cycle of a plant is: |
| A. | Seed, seedling, plant, sapling. |
| B. | Sapling, seedling, seed, plant. |
| C. | Seedling, seed, plant, sapling. |
| D. | Seed, seedling, sapling, plant. |
| Answer» E. | |
| 459. |
Which of these supplies food to the developing embryo until the plumule develops green leaves? |
| A. | Radicle |
| B. | Cotyledons |
| C. | Micropyle |
| D. | Testa |
| Answer» C. Micropyle | |
| 460. |
Seeds are dispersed by |
| A. | Only water. |
| B. | Only explosion of fruits. |
| C. | Only wind. |
| D. | all of these |
| Answer» E. | |
| 461. |
Which of the following is harmful for crops? |
| A. | Rainfall |
| B. | Morning air |
| C. | Hails |
| D. | Sunlight |
| Answer» D. Sunlight | |
| 462. |
Which part of the embryo grows first? |
| A. | Radical |
| B. | Plumule |
| C. | Leaves |
| D. | Cotyledons |
| Answer» B. Plumule | |
| 463. |
There are different parts of a plant like, seed, stem, leaf and spore. Which of the following is correct statement, regarding them? |
| A. | All rely on stored food for growth |
| B. | Don't need air, water and sunlight to grow |
| C. | Have to disperse for growth |
| D. | Can grow into new plant |
| Answer» E. | |
| 464. |
The box given below contains the characteristics of a seed. Light in weight, small and dry Which of the following dispersal agents helps these seeds in their dispersal? |
| A. | Water |
| B. | Wind |
| C. | Explosive mechanism |
| D. | Animals |
| Answer» C. Explosive mechanism | |
| 465. |
Four statements are given about roots of plant. (i) Roots absorb water from soil (ii) Roots hold plant firmly in the soil (iii) Roots absorb minerals from the soil (iv) Roots make food for the plant Which of the above statement(s) is /are incorrect? |
| A. | (i) only |
| B. | (iv) only |
| C. | (ii) and (iii) |
| D. | (i) and (iii) |
| Answer» C. (ii) and (iii) | |
| 466. |
The diagram below shows three seeds, A, B and C. Which one of the following can be grouped with the three seeds shown above? |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» E. | |
| 467. |
Which of the following plants grows without seed? |
| A. | Wheat |
| B. | Rice |
| C. | Banana |
| D. | Maize |
| Answer» D. Maize | |
| 468. |
Read the statements given below and choose the correct answer. P - all plants have fruits that produce a large number of seeds. R - some plants reproduce by vegetative propagation |
| A. | P is correct, R is incorrect. |
| B. | P is incorrect, R is correct. |
| C. | Both P and R are correct, but R does not explain P |
| D. | Both P and R are incorrect |
| Answer» C. Both P and R are correct, but R does not explain P | |
| 469. |
Which of the following plant is a cash crop? |
| A. | Sugarcane |
| B. | Cotton |
| C. | Tobacco |
| D. | All of these |
| Answer» E. | |
| 470. |
Which of the following seeds in the figure given below is not dispersed by wind? |
| A. | P |
| B. | Q |
| C. | R |
| D. | S |
| Answer» E. | |
| 471. |
Which of the following is a kharif crop? |
| A. | Wheat |
| B. | Barley |
| C. | Gram |
| D. | Jowar |
| Answer» E. | |
| 472. |
The given figure shows the structure of a seed. Identify the parts and choose the correct answer. |
| A. | P - cotyledon, Q - radicle, R - plumule |
| B. | P - plumule, Q - cotyledon, R - radicle |
| C. | P-endosperm, Q-cotyledon, R-epicotyl |
| D. | P-cotyledon, Q-hycotyl, R-epicotyl |
| Answer» C. P-endosperm, Q-cotyledon, R-epicotyl | |
| 473. |
In the diagram given below, what is the function of the seed leaf X? |
| A. | It provides water. |
| B. | It provides food. |
| C. | It prepares food. |
| D. | It supports the stem. |
| Answer» C. It prepares food. | |
| 474. |
A seedling of coconut was growing on a sea shore. Which of the mode of dispersal may be utilized for its dispersal |
| A. | Air |
| B. | Animal |
| C. | Explosion |
| D. | Water |
| Answer» E. | |
| 475. |
A goat ate a tomato and seeds passed out undamaged. What type of dispersal is it? |
| A. | Wind dispersal |
| B. | Animal dispersal |
| C. | Water dispersal |
| D. | Explosion mechanism |
| Answer» C. Water dispersal | |
| 476. |
The development of seed into seedling which further develop to plant is called |
| A. | Conservation |
| B. | Seed dispersal |
| C. | Germination |
| D. | None of these |
| Answer» D. None of these | |
| 477. |
Study the seed below. By which method are they most likely to be dispersed the farthest away from their parent plant? |
| A. | By water |
| B. | By splitting/explosive action |
| C. | By wind |
| D. | By animals |
| Answer» D. By animals | |
| 478. |
A plant reproduces through its leaves, it could be |
| A. | Sugarcane |
| B. | Bryophyllum |
| C. | Banana |
| D. | Potato |
| Answer» C. Banana | |
| 479. |
The seeds of guava are dispersed by |
| A. | Wind. |
| B. | Animals. |
| C. | Water. |
| D. | Explosion mechanism. |
| Answer» C. Water. | |
| 480. |
Which of the followings is /are agent(s) of dispersal? |
| A. | Air |
| B. | Water |
| C. | Animal |
| D. | All of these |
| Answer» E. | |
| 481. |
Moringa (drum stick) seeds are dispersed by wind as they possess |
| A. | Wings. |
| B. | pappus. |
| C. | Hairy tuft. |
| D. | all the above |
| Answer» B. pappus. | |
| 482. |
In dandelion plant, seeds are dispersed by |
| A. | Animals. |
| B. | Water. |
| C. | Wind. |
| D. | Explosion of fruit. |
| Answer» D. Explosion of fruit. | |
| 483. |
The scattering of seeds over a wide area is called |
| A. | Pollination. |
| B. | Fertilization. |
| C. | Dispersal. |
| D. | Germination. |
| Answer» D. Germination. | |
| 484. |
Study the following table. P - part of the embryo that grows into stem and leaves Q - small opening for water in a seed R - part of the embryo that grows into a root S - seed without skin Which of the following correctly represents R Q, R and S? |
| A. | P-radicle, Q-plumule, R-micropyle, S-cotyledon |
| B. | P-plumule, Q-micropyle, R-radicle, S-cotyledon |
| C. | P-radicle, Q-micropyle, R-plumule, S-cotyledon |
| D. | P-embryo, Q-radicle, R-micropyle, S-cotyledon |
| Answer» C. P-radicle, Q-micropyle, R-plumule, S-cotyledon | |
| 485. |
The seeds of ________ fruit are dry and dispersed by explosion when we touch them. |
| A. | Drumstick |
| B. | sycamore |
| C. | Cotton |
| D. | poppy |
| Answer» E. | |
| 486. |
The fruit shown is dispersed by |
| A. | Wind. |
| B. | Water. |
| C. | Animals. |
| D. | Explosion. |
| Answer» D. Explosion. | |
| 487. |
Which of the following plant is an insect eating plant? |
| A. | Cotton plant |
| B. | Pitcher plant |
| C. | Bamboo plant |
| D. | Watermelon |
| Answer» C. Bamboo plant | |
| 488. |
Study the diagram below: Which of these factors are required for the seed to germinate? P - Water Q - Air R - Nutrients S - warmth |
| A. | Only P R and S |
| B. | Only P Q and R |
| C. | Only P Q and S |
| D. | Only P R and S |
| Answer» D. Only P R and S | |
| 489. |
For germination of seeds many factors are needed (i) Nutrients (ii) Warmth (iii) Air (iv) Water |
| A. | (i), (ii) and (iii) |
| B. | (ii), (iv) only |
| C. | (i), (iii) and (iv) |
| D. | All of these |
| Answer» E. | |
| 490. |
Photosynthesis in plant does not require? |
| A. | Water |
| B. | Carbon dioxide |
| C. | Sunlight |
| D. | Oxygen |
| Answer» E. | |
| 491. |
The seeds dispersed by air / wind will have |
| A. | Sticky, hooks or spikes |
| B. | Hair or wings |
| C. | Spongy |
| D. | All of these |
| Answer» D. All of these | |
| 492. |
Observe the figure given below. Ginger It reproduces from |
| A. | The buds on the root. |
| B. | The buds on the stem. |
| C. | The seeds. |
| D. | The buds on the leaf. |
| Answer» C. The seeds. | |
| 493. |
'Kitchen of plant refers to which part of plant |
| A. | Leaf |
| B. | Stem |
| C. | Root |
| D. | Flower |
| Answer» B. Stem | |
| 494. |
Plants are living. There are a lot of biochemical reactions occurring in them, which of the following reaction is light dependent? |
| A. | Excretion |
| B. | Respiration |
| C. | Photosynthesis |
| D. | Digestion |
| Answer» D. Digestion | |
| 495. |
Which part of the coconut enables it to float on water |
| A. | P |
| B. | Q |
| C. | R |
| D. | S |
| Answer» C. R | |
| 496. |
What is the full form of IAU? |
| A. | International Architect Union |
| B. | Indian Aerospace Unit |
| C. | International Astronomical Union |
| D. | International Aircraft Union |
| E. | None of these |
| Answer» D. International Aircraft Union | |
| 497. |
Closest star to the earth is: |
| A. | Venus |
| B. | Mercury |
| C. | Sun |
| D. | Jupiter |
| E. | None of these |
| Answer» D. Jupiter | |
| 498. |
A study of celestial objects is known as: |
| A. | Ornithology |
| B. | Astronomy |
| C. | Biology |
| D. | Zoology |
| E. | None of these |
| Answer» C. Biology | |
| 499. |
Recognizable patterns formed by group of stars. |
| A. | Satellite |
| B. | Constellation |
| C. | Planet |
| D. | Meteorite |
| E. | None of these |
| Answer» C. Planet | |
| 500. |
Which planet has no moon? |
| A. | Mars |
| B. | Jupiter |
| C. | Mercury |
| D. | Earth |
| E. | None of these |
| Answer» D. Earth | |