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All questions of Nutrition for JAMB Exam

Which of the following organisms obtains nutrition by absorbing nutrients from dead and decaying organic matter?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Sundew
  • d)
    Sheep
Correct answer is option 'B'. Can you explain this answer?

Deepak Iyer answered
Mushrooms are saprophytic organisms that obtain nutrition by absorbing nutrients from dead organic matter. They play an important role in decomposing organic materials in the environment.

The mode of nutrition in mushroom is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Saprophytic
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Mushroom is a heterotrophic organism that obtains nutrition by decomposing organic matter. It releases enzymes onto the surrounding substrate, breaking down complex organic compounds into simpler forms that can be absorbed by the mushroom.

The mode of nutrition in tapeworm is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Saprophytic
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Tapeworms are parasites that obtain nutrition by feeding on the host's partially digested food. They absorb nutrients directly through their body wall, taking advantage of the host's digestion.

The mode of nutrition in bladderwort is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Carnivorous
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Bladderwort is a carnivorous plant that captures and digests small aquatic organisms. It has specialized bladder-like traps that suck in and digest prey to obtain nutrients.

Which of the following organisms is a saprophytic fungus?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Bladderwort
  • d)
    Loranthus
Correct answer is option 'A'. Can you explain this answer?

Deepak Iyer answered
Rhizopus is a saprophytic fungus that obtains nutrition from decaying organic matter. It plays an important role in the decomposition of organic materials in the environment.

The mode of nutrition in mushroom is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Saprophytic
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Mushroom is a heterotrophic organism that obtains nutrition by decomposing organic matter. It releases enzymes onto the surrounding substrate, breaking down complex organic compounds into simpler forms that can be absorbed by the mushroom.

The mode of nutrition in sundew is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Carnivorous
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Sundew is a carnivorous plant that captures and digests insects to obtain nutrition. Its leaves have sticky glands that trap insects, which are then digested by the plant.

The mode of nutrition in Loranthus is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Parasitic
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Loranthus is a parasitic plant that obtains nutrition from the host plant. It attaches itself to the host plant's branches or stems and absorbs nutrients from the host's vascular system.

The mode of nutrition in Rhizopus is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Saprophytic
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
 Rhizopus is a saprophytic fungus that obtains nutrition from dead and decaying organic matter. It secretes enzymes to break down organic materials and absorbs the released nutrients.

Which of the following organisms is an example of a parasitic worm?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Tapeworm
  • d)
    Bladderwort
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Tapeworms are parasitic worms that live inside the digestive tract of their host organism. They absorb nutrients from the host's partially digested food.

Which of the following organisms is a parasitic worm?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Roundworm
  • d)
    Sundew
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Roundworms are parasitic worms that obtain nutrition by living inside a host organism. They feed on the host's tissues or consume the host's ingested food.

The mode of nutrition in Loranthus is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Parasitic
Correct answer is option 'D'. Can you explain this answer?

Deepak Iyer answered
Loranthus is a parasitic plant that obtains nutrition from the host plant. It attaches itself to the host plant and absorbs nutrients from it, relying on the host for its nutrition.

Which of the following plants captures and digests insects for nutrition?
  • a)
    Sheep
  • b)
    Mushroom
  • c)
    Sundew
  • d)
    Tapeworm
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Sundew is a carnivorous plant that captures and digests insects to obtain nutrition. It has sticky glands on its leaves that trap insects, which are then digested by enzymes secreted by the plant.

Which of the following organisms is saprophytic?
  • a)
    Rhizopus
  • b)
    Bladderwort
  • c)
    Tapeworm
  • d)
    Loranthus
Correct answer is option 'A'. Can you explain this answer?

Deepak Iyer answered
Rhizopus is a saprophytic fungus that obtains nutrition from decaying organic matter. It secretes enzymes that break down organic materials into smaller molecules, which are then absorbed by the fungus.

The mode of nutrition in sheep is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Parasitic
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Sheep obtain nutrition by consuming other organisms, which makes them holozoic. They are herbivores that consume plant material as their primary source of nutrition.

Which of the following organisms is an example of a carnivorous plant?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Bladderwort
  • d)
    Sheep
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Bladderwort is a carnivorous plant that traps and consumes small aquatic organisms. It has bladder-like structures that create suction when triggered by prey, pulling them into the plant to be digested.

The mode of nutrition in roundworm is:
  • a)
    Autotrophic
  • b)
    Heterotrophic
  • c)
    Holozoic
  • d)
    Saprophytic
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Roundworms obtain nutrition by ingesting other organisms, which makes them holozoic. They feed on organic matter, such as bacteria or small organisms, in their environment.

Which of the following organisms is a parasitic plant?
  • a)
    Rhizopus
  • b)
    Mushroom
  • c)
    Loranthus
  • d)
    Sundew
Correct answer is option 'C'. Can you explain this answer?

Deepak Iyer answered
Loranthus is a parasitic plant that derives nutrition from the host plant. It attaches itself to the host plant and absorbs nutrients from it.

Which of the following organisms obtain nutrition by consuming other organisms?
  • a)
    Sheep
  • b)
    Rhizopus
  • c)
    Mushroom
  • d)
    Bladderwort
Correct answer is option 'A'. Can you explain this answer?

Deepak Iyer answered
Sheep obtain nutrition by consuming other organisms, which makes them holozoic. Holozoic organisms are those that ingest and digest solid food.

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