CBSE class 7 Science Multiple Choice Questions(MCQs) & Answers

(1) 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

Answer: To prepare food

(2) 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.

Answer: Saprophytes are green.

(3) Green plants use which of the following to prepare food?

[A] Carnon DiOxide

[B] Sunlight

[C] Water

[D] All of these

Answer: All of these

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

[A] cuscuta

[B] china rose

[C] pitcher plant

[D] rose

Answer: pitcher plant

(5) Amarbel (Cuscuta) is an example of:

[A] autotroph

[B] parasite

[C] saprotroph

[D] host

Answer: parasite

(6) Iodine used to detect presence of starch. It gives starch

[A] red colour

[B] green colour

[C] blue-black colour

[D] colourless appearance

Answer: blue-black colour

(7) Which part of the plant gets carbon dioxide from the air for photosynthesis?

[A] root hair

[B] stomata

[C] leaf veins

[D] sepals

Answer: stomata

(8) Rhizobium is an example of

[A] Symbiosis

[B] Parasites

[C] Insectivorous

[D] None of these

Answer: Symbiosis

(9) The tiny pores present in the leaves of the plants for exchange of gases are called _____

[A] Stomata

[B] Tracheae

[C] Chloroplast

[D] Spiracles

Answer: Stomata

(10) Green plants are:

[A] herbivores

[B] autotrophs

[C] hetrotrophs

[D] omnivores

Answer: autotrophs

(11) Which of the following do not have teeth (a) (b) (c) snakes (d) elephants

[A] rats

[B] Donkey

[C] birds

[D] Goat

Answer: birds

(12) The walls of large intestine absorb

[A] water

[B] proteins

[C] cellulose

[D] roughage

Answer: water

(13) Amylase enzyme is present in

[A] bile juice

[B] saliva

[C] gastric juice

[D] pancreatic juice

Answer: saliva

(14) Grass is rich in ________ a special kind of carbohydrate which can only be digested by ruminants.

[A] Glucose

[B] Cellulose

[C] Sucrose

[D] Fructose

Answer: Cellulose

(15) An amoeba ingests food with the help of

[A] Cilia

[B] Tentacles

[C] Pseudopedia

[D] Buccal Cavity

Answer: Pseudopedia

(16) Which of the following is not a part of nutrition?

[A] digestion

[B] absorption

[C] assimilation

[D] excretion

Answer: excretion

(17) Which of the following is a ruminant?

[A] buffalo

[B] camel

[C] goat

[D] all of these

Answer: all of these

(18) The inner walls of the small intestine have millions of small finger like projections called

[A] villi

[B] trachae

[C] appendix

[D] oesophagus

Answer: villi

(19) Bile juice is stored in

[A] liver

[B] pancreas

[C] gall bladder

[D] stomach

Answer: gall bladder

(20) The pointed teeth in the buccal cavity are called:

[A] incisors

[B] canines

[C] premolars

[D] molars

Answer: canines

CBSE class 7 Science Quiz | CBSE class 7 Science Multiple Choice Questions(MCQs) & Answers

By Gkseries see more questions

CBSE class 7 Science Quiz | CBSE class 7 Science Multiple Choice Questions(MCQs) & Answers

By Gkseries see more questions

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