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Biology: Ecology and Agriculture Fundamentals

Covers fundamental biology topics including heterotrophic nutrition, ecosystem functions, cellular energy processes, agricultural practices (fertilizers, manure, insecticides), pest control, and organism classification (spiders, fungi).

12 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following statements is false about heterotrophic nutrition?

  1. In this process, no sunlight is required.
  2. In this process, no pigment is required.
  3. Bacteria show this process of nutrition.
  4. It is caused by unsynthesised food.
  5. It can occur in the presence of chlorophyll.
Question 2 Multiple Choice (Single Answer)

Which of the following is not a function of the ecosystem?

  1. Maintenance of essential ecological processes
  2. Provision of habitat for wild plants
  3. Provision of natural resources
  4. Provision of cognitive development
  5. None of these
Question 3 Multiple Choice (Single Answer)

Which of the following statements is/are incorrect about ATP?

  1. Photosynthesis requires ATP energy.
  2. Protein synthesis requires ATP energy.
  3. Muscle contraction requires ATP energy.
  4. Pharynx requires ATP energy.
  5. Options (1) and (3)
Question 4 Multiple Choice (Single Answer)

Which of the following statements is false about fertilisers?

  1. These are chemical substances.
  2. These cause reduction of soil fertility.
  3. These are soluble in water.
  4. Their storage is complicated.
  5. None of these
Question 5 Multiple Choice (Single Answer)

What is the meaning of nutrient regulation?

  1. Recycling of nutrients
  2. Storage of nutrients
  3. Maintaining diversity of organisms
  4. Consumption of resources
  5. Options (1) and (2)
Question 6 Multiple Choice (Single Answer)

Which of the following statements is/are incorrect about manure?

  1. It is organic matter.
  2. It is soluble in water.
  3. Its storage is complicated.
  4. It pollutes soil.
  5. Options (2) and (4)
Question 7 Multiple Choice (Single Answer)

Which of the following statements is/are correct about insecticides?

  1. They kill insects, their eggs and larvae without affecting the crop.
  2. They cause diseases in crop plants.
  3. They cause heavy loss to crop plants.
  4. All of the above
  5. Options (1) and (2)
Question 8 Multiple Choice (Single Answer)

Which of the following phylums is included in spiders?

  1. Arachnida
  2. Dictyoptera
  3. Arthropoda
  4. Arthripoda
  5. None of these
Question 9 Multiple Choice (Single Answer)

Which of the following statements is/are correct about pests?

  1. They kill insects, their eggs and larvae without affecting the crop.
  2. They cause diseases in crop plants.
  3. They cause heavy loss to crop plants.
  4. They can be controlled by pesticides.
  5. Options (2) and (4)
Question 10 Multiple Choice (Single Answer)

Which of the following cell types has/have a branched structure?

  1. Amoeba
  2. Neuron
  3. Red blood corpuscles
  4. Muscle
  5. Options (1) and (2)
Question 11 Multiple Choice (Single Answer)

Which of the following techniques is a technique for the study of fungi?

  1. Fungicide
  2. Mycology
  3. Phycology
  4. Bacteriology
  5. Pathology
Question 12 Multiple Choice (Single Answer)

Which of the following statements is/are false about photosynthesis?

  1. It causes absorption of light energy by chlorophyll molecules.
  2. Water molecules are splitted into H2 and O2 atoms.
  3. ATP is formed in this process.
  4. The reaction of CO2 takes place to form carbohydrates.
  5. Options (2) and (4)
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