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Study the given figure of a… (Class 10 Science 2023, Q10)

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ScienceCBSE Class 10 · Board exam 2023, set 31/6/1 · 1 mark · MCQ

CBSE Class 10 Science 2023: question 10

Set in the CBSE Class 10 board exam of 2023, paper 31/6/1, section A, question 10, for 1 mark. Try it first; the hints and our step-by-step solution are below.

Q10 · 1 mark · MCQCompetency-basedOur Environment

Study the given figure of a Food web and identify the primary consumer in the food web:

  1. (A)Mice and Bear
  2. (B)Rabbit and Cat
  3. (C)Rabbit and Fox
  4. (D)Mice and Rabbit

Figure in the paper: Food web with arrows showing energy flow. Bottom level: Seeds, Plants, Grass. Middle level: Mice (fed by Seeds and Plants) and Rabbit (fed by Plants and Grass). Top level: Cat (eats Mice), Fox (eats Mice and Rabbit), Bear (eats Rabbit). See it in the official paper.

Source: official question paper from cbse.gov.in (PDF). See it in the full 2023 board paper, set 31/6/1.

Hints

Open one hint at a time and try again before the next.

Hint 1

Primary consumers are herbivores.

Hint 2

Find the animals whose food arrows start from plants.

Step-by-step solution

Each step shows the marks it earns, as an examiner would award them. Checked by an independent re-solve from the question paper.

  1. Primary consumers feed directly on producers. In this web, mice eat seeds and plants, and rabbits eat plants and grass.

  2. So mice and rabbit are the primary consumers. Hence the answer is option (D).

    1 mark

Answer: Mice and Rabbit, option (D)

Where the marks are

  • Herbivores mice and rabbit (1 mark)

Revise the chapter

  • Chapter: Our Environment (notes, formulas, where marks are lost and every past question)
Practise this chapterBoard-style questions from Our Environment, one at a time, marked against the answer key and marking points.Back to the full paper2023 board paper, set 31/6/1: every question, by section.

The question is transcribed from the official paper; figures are described in words. The solution, hints and chapter tag are ours. Spotted an error? Write tosupport@questionbuddy.in.