Nutrition In Plants: Food-Making Basics

Practice Nutrition in Plants

ScienceGrade 7Mixed10 questions15 min

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First 4 questions from the learning flow.

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Food-Making Basics · 10 questions

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Food-Making Basics

Autotrophs, photosynthesis requirements and leaf functions.

Choose the best answer for each question.

Question 1

EasyQuestion

Which statement best describes autotrophic nutrition in green plants?

Topic: Modes of Nutrition in Plants · Skill: Distinguish autotrophic and heterotrophic nutrition in plants

Question 2

EasyQuestion

A plant kept in darkness for several days remains alive for some time but grows weak. Which idea explains this best?

Topic: Modes of Nutrition in Plants · Skill: Distinguish autotrophic and heterotrophic nutrition in plants

Question 3

EasyQuestion

In an experiment, iodine turns a leaf blue-black after the leaf was kept in sunlight. What does this mainly show?

Topic: Photosynthesis · Skill: Explain the role of sunlight, chlorophyll, carbon dioxide and water in photosynthesis

Question 4

MediumQuestion

A student covers part of a leaf with black paper and leaves the plant in sunlight. After the starch test, only the uncovered part turns blue-black. What is the best conclusion?

Topic: Photosynthesis · Skill: Explain the role of sunlight, chlorophyll, carbon dioxide and water in photosynthesis

What this assignment covers

Build core understanding of autotrophic nutrition, photosynthesis and leaf structures.

Skills and sections

Distinguish autotrophic and heterotrophic nutrition in plants, Explain the role of sunlight, chlorophyll, carbon dioxide and water in photosynthesis, Interpret the word equation for photosynthesis, Relate leaf parts to photosynthesis

Food-Making Basics: 10 questions