Multiple Choice Questions

Advertisement

Select the correct statement from among the following.

  • Plants with green leaves only carry out photosynthesis

  • Photosynthesis takes place only in leaves

  • Irrespective of colour, all leaves carry out photosynthesis

  • Plants can carry out photosynthesis even without chlorophyll


C.

Irrespective of colour, all leaves carry out photosynthesis

In plants, there are several other coloured leaves present other than green. Most of us think that only green plant does the process of photosynthesis, which is wrong. All the leaf carry out the function of photosynthesis irrespective of their colour. The chlorophyll in the non-green plant is a present hidden condition in leaf colour.


Advertisement

Which hormone in our body helps us to adjust to stress when we are angry, embarrassed, or worried?

  • Insulin

  • Estrogen

  • Thyroxine

  • Adrenaline


Human Nutrition includes the nutrient requirement, mode of intake of food, and its utilization in the body occurring in various steps which are

  1. Absorption
  2. Egestion
  3. Assimilation
  4. Ingestion
  5. Digestion

Arrange these steps in sequence as they occur inside the body

  • 5, 4, 3, 1, 2

  • 4, 1, 2, 3, 5

  • 1,2,3,4,5

  • 4,5,1,3,2


Reema tells her friend that Ladyfinger is a fruit. Her friend Shahana disagrees with her. Which one of the following statements is true?

  • Ladyfinger has seeds, thus it is a fruit

  • Ladyfinger has seeds, thus it is a vegetable

  • Ladyfinger is a vegetable, hence it cannot be a fruit

  • Ladyfinger is eaten in cooked form, hence it is a vegetable


Match the following

Column A

  1. Lactobacillus
  2. Protozoan
  3. Rhizobium
  4. Virus

Column B

  1. Nitrogen fixation
  2. AIDS
  3. Malaria
  4. Curd formation

The correct matching is

  • A - 1

    B - 2

    C - 3

    D - 4

  • A - 1

    B - 4

    C - 3

    D - 2

  • A - 4

    B - 3

    C - 1

    D - 2

  • A - 4

    B - 1

    C - 2

    D - 3


Advertisement

Which one of the following represents a group of autotrophs?

  • Spinach, Mushroom, Tomato, Yeast

  • Tulsi, Algae, Cuscuta (Dodder), Mushroom

  • Algae, Spinach, Tomato, Banana

  • Algae, Cuscuta (Dodder), Banana, Mango


Which one of the following takes place when water transforms from liquid to gaseous phase?

  • Distance between the particles change

  • The color of the particles change

  • Size of the particles change

  • Structure of the particles change


Match the following

Column I

  1. Root
  2. Stem
  3. Seed
  4. Fruit

Column B

  1. Groundnut
  2. Apple
  3. Sugarcane
  4. Carrot

The given choices are

  • A - 1

    B - 4

    C - 3

    D - 2

  • A - 3

    B - 2

    C - 4

    D - 1

  • A - 4

    B - 3

    C - 1

    D - 2

  • A - 2

    B - 1

    C - 4

    D - 3


Which one of the following represents a group of human diseases caused by viruses?

  • Measles, Polio, Typhoid

  • Measles, Typhoid, Tuberculosis

  • Measles, Chickenpox, Hepatitis-A

  • Chickenpox, Malaria, Hepatitis-A


Advertisement

Which fuel has the highest calorific value from among the following?

  • Diesel

  • Hydrogen

  • Coal

  • Petrol