Saturday, April 20, 2013

CBSE Class 7 - Science - Ch1 - Nutrition in Plants (MCQs)

Nutrition in Plants
image credits: classroomclaipart

(MCQs)

Q1: Green plants are:
(a) herbivores
(b) autotrophs
(c) hetrotrophs
(d) omnivores

Q2: The tiny pores present in the leaves of the plants for exchange of gases are called _____

(a) Stomata
(b) Tracheae
(c) Chloroplast
(d) Spiracles


Q3: Rhizobium is an example of

(a) Symbiosis
(b) Parasites
(c) Insectivorous
(d) none of these



Q4: Which part of the plant gets carbon dioxide from the air for photosynthesis?

(a) root hair
(b) stomata
(c) leaf veins
(d) sepals


Q5: Iodine used to detect presence of starch. It gives starch 

(a) red colour
(b) green colour
(c) blue-black colour
(d) colourless appearance


Q6(NCERT): Amarbel (Cuscuta) is an example of:

(a) autotroph
(b) parasite
(c) saprotroph
(d) host


Q7(NCERT): The plant which traps and feeds on insects is:

(a) cuscuta
(b) china rose
(c) pitcher plant
(d) rose


Q8: Green plants use which of the following to prepare food?

(a) Carnon DiOxide
(b) Sunlight
(c) Water
(d) All of these


Q9: Which of the following statements is NOT true?

(a) Heterotrophs cannot prepare their own food.
(b) Dodder is an example of parasite.
(c) Saprophytes are green.
(d) Pulses and Beans are legumes.


Q10: The main function of a leaf is:
(a) To prepare food
(b) To prevent disease
(c) To support the plant
(d) To give a proper shape



See also   Ch 1 Nutrition in Plants (Q & A)


Answer: 
1: (b) autotrophs
2: (a) Stomata
3: (a) Symbiosis
4: (b) stomata
5: (c) blue-black colour
6: (b) parasite
7: (c) pitcher plant
8: (d) All of these
9: (c) Saprophytes are green.
10: (a) To prepare food





25 comments:

  1. Replies
    1. U think that questions r short

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  2. Some of the questions aren't to easy to answer to some of the people only those can answer who are good prepared and who has sharpe knowledge.
    But i am thankful for this site for this good prepration to me at my end of exams.

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  3. it is a good site for students i will give it 5 star

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  4. pls create a choosable mcq paper

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    Replies
    1. pls prepare more hard question thnak full to u

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  5. i am very happy to solve these questions.

    ReplyDelete
  6. i am very happy to solve these questions.

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  7. This comment has been removed by the author.

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  8. Very very easy ques need to make difficult one

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  9. Very very easy ques need to make difficult one

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  10. Q1 is wrong answer 1 not valid

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    Replies
    1. green plants are not always autotrophs mistletoe is a partial parasite it can prepare its own food ( contains chlorophyll ) but depends on host for nutrients . it is a heterotrophic green plant.

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