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Biology (Life Process - 1)

Description: CBSE Class X Science Chapter Wise Test of Biology includes Water Absorption.
Number of Questions: 25
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Tags: CBSE Class X Science Biology Chapter wise test water absorption Chapterwise tests
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Which of the following conditions is/are necessary for living things?

  1. Movement

  2. Reproduction

  3. Respiration

  4. All of the above


Correct Option: D

The basic life process that obtains energy from food for the proper functioning of the body is _____.

  1. respiratory system

  2. digestive system

  3. circulatory system

  4. skeletal system


Correct Option: B

The substances like glucose and starch fall under which of the following categories?

  1. Alcohol

  2. Carbohydrates

  3. Ether

  4. None of these


Correct Option: B

Which part of the plants is mainly concerned with preparation of food?

  1. Leaves

  2. Flower

  3. Shoot

  4. Root


Correct Option: A

Which type of organisms make their own food from the inorganic substances, like carbon dioxide and water?

  1. Heterotrophs

  2. Autotrophs

  3. Carnivores

  4. Herbivores


Correct Option: B

The autotrophic organisms contain the green pigment known as _____.

  1. glucose

  2. starch

  3. chlorophyll

  4. none of these


Correct Option: C

Which of the following types of energy is used by living organism to perform vital life processes?

  1. Kinetic energy

  2. Chemical energy

  3. Nuclear energy

  4. None of these


Correct Option: B

Which type of organisms cannot make their own food from the inorganic substances, like carbon dioxide and water, and depend on other organisms for their food?

  1. Heterotrophs

  2. Autotrophs

  3. Carnivores

  4. Herbivores


Correct Option: A

Which type of nutrition is provided by decaying organic matter of dead plants/animals and rotten bread?

  1. Saprotrophic

  2. Parasitic

  3. Holozoic

  4. None of these


Correct Option: A

A parasite is an organism that feeds on another living organism, which is called its _____.

  1. guest

  2. servant

  3. host

  4. none of these


Correct Option: C

Which of the following nutritions is obtained by organism from the body of another living organism without killing it?

  1. Saprotrophic

  2. Parasitic

  3. Holozoic

  4. None of these


Correct Option: B

Which of the following tiny pores is present on the surface of a leaf?

  1. Stomata

  2. Cuticle

  3. Guard cell

  4. None of these


Correct Option: A

Which of the following modes of nutrition is observed in roundworm or plasmodium?

  1. Saprotrophic

  2. Parasitic

  3. Holozoic

  4. None of these


Correct Option: B

Which of the following categories of animals eats only plants?

  1. Herbivores

  2. Carnivores

  3. Omnivores

  4. None of these


Correct Option: A

In which of the following modes of nutrition can animals take up solid food into their body?

  1. Saprotrophic

  2. Parasitic

  3. Holozoic

  4. None of these


Correct Option: C

Which of the following conditions is necessary for photosynthesis?

  1. Sunlight

  2. Chlorophyll

  3. Carbon dioxide and water

  4. All of the above


Correct Option: D

Which of the following is the process by which green plants make their own food from carbon dioxide and water by using sunlight energy in the presence of chlorophyll?

  1. Photosynthesis

  2. Respiration

  3. Ingestion

  4. None of these


Correct Option: A

The process in which the undigested food is removed from the body is called _____.

  1. egestion

  2. ejaculation

  3. percipitation

  4. dialation


Correct Option: A

The process in which the absorbed food is taken in by body cells and used for energy, repair and growth is called _____.

  1. digestion

  2. ingestion

  3. absorption

  4. assimilation


Correct Option: D

Which of the following categories of animals eat both plants and animals?

  1. Herbivores

  2. Carnivores

  3. Omnivores

  4. None of these


Correct Option: C

Iodine turns bluish black on reacting with _____.

  1. alcohol

  2. starch

  3. glucose

  4. none of these


Correct Option: B

The process in which the digested food passes through the intestinal wall into blood stream is called _____.

  1. digestion

  2. ingestion

  3. absorption

  4. assimilation


Correct Option: C

Which of the following categories of animals eat other animals?

  1. Herbivores

  2. Carnivores

  3. Omnivores

  4. None of these


Correct Option: B

The process of taking the food into the body is called _____.

  1. digestion

  2. ingestion

  3. absorption

  4. assimilation


Correct Option: B

The process, in which the food containing large insoluble molecules are broken down into small water-soluble molecules, is called _____.

  1. digestion

  2. ingestion

  3. absorption

  4. assimilation


Correct Option: A
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