Tag: botany

Quizzes (264) Questions (5276)

Questions Related to botany

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Botanical name of Venus Fly Trap is?

  1. Aldrovanda

  2. Dionaea

  3. Utricularia

  4. Nepenthes
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A. Aldrovanda is the botanical name of the water wheel plant.

B. Dionaea is the botanical name of venus fly trap. In this plant, the leaves are modified into flaps which shut on irritated by the insect.
C. Utricularia is the botanical name of bladderwort.
D. Nepenthes is the botanical name for pitcher plant.
So, the correct answer is 'Dionaea'.

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Biggest flower belongs to a plant which is?

  1. Partial stem parasite

  2. Partial root parasite

  3. Total stem parasite

  4. Total root parasite
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The biggest flower belongs to a plant called rafflesia arnoldii, which is a total root parasite because it cannot prepare its own food, thus takes food along with water and minerals from the roots of the host plant.

The correct option is 'Total root parasite'.

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Relation between bacteria and legume having nodulated roots is that of

  1. Host-parasitism

  2. Commensalism

  3. Symbiosis

  4. Epiphytism
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The relation between the bacteria and legume having nodulated root is of symbiosis because it is a mutually beneficial relationship where the bacteria acquire food and accommodation, while the plant acquires nitrogen to make proteins.

So, the correct option is 'Symbiosis'.

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Plants that grow over the branches of trees without contact with soil are

  1. Epiphytes

  2. Symbionts

  3. Saprophytes

  4. Parasites
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Epiphytes are symbiotic plants that grow on the surface of a plant and derives its moisture and nutrients from the air, rain or from debris accumulating around it. They usually grow over the branches of trees so that they can attain sunlight as they are short.

So, the correct option is 'Epiphytes'.

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

A plant living symbiotically inside another plant is called

  1. Saprophyte

  2. Endophyte

  3. Semiparasite

  4. Parasite
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A plant living symbiotically inside another plant is called endophyte because endophytes are plants that live within a plant for at least part of its life cycle without causing apparent disease.

So, the correct answer is 'Endophyte'.

Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Which of the following conditions are developed due to monoculture.

  1. Multiplication of parasites

  2. More food production

  3. Lessure of toxic chemicals

  4. Ecosystem balance is undisturbed
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Monoculture is a practice in which the same crop is grown at the same soil for a long period of time. Reusing the exact same soil, instead of rotating three or four different crops following a pre-determined cycle, can lead to plant pathogens and diseases.
So the correct option is ' Multiplication of parasites'.
Multiple choice botany know the plant world closely nutrition and its types types of nutrition in plants different modes of nutrition in plants

Cucurbritaceae family shows:

  1. Collateral, Conjoint and open vascular bundle

  2. Bi-Collateral, Conjoint and closed vascular bundle

  3. Collateral, Conjoint and closed vascular bundle

  4. Bi-Collateral, Conjoint and open vascular bundle
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Members of the Cucurbritaceae family characteristically possess bicollateral, conjoint, and open vascular bundles. Bicollateral bundles have phloem on both the outer and inner sides of the xylem, and being open means they contain a cambium layer capable of secondary growth.