List of top Biology Questions asked in KCET

Population size keeps changing depending on different factor/s such as

Consider the following statements $\&$ choose the correct answer from the given options. Statement 1: Innermost layer of microsporangium is tapetum. Statement 2: Cells of tapetum possess dense cytoplasm more than one nucleus and nourishes developing pollen grains.

Identify the incorrect statement.

Identify the incorrect statement. 1. Speciation is generally a function of time. 2. Tropical environment is less seasonal, relatively more constant and predictable. 3. Solar energy contributes to high productivity 4. Temperate regions have remained relatively undisturbed formillions of years.

Identify the correct statement/s about ex situ conservation. Advanced ex situ conservation includes i. Cryopreservation of gametes. ii. Plant tissue culture method. iii. Seed bank. iv. In vitro fertilisation.

Epigynous flower is one in which

Match Column I and Column I

Column I		Column II
1	Narrowly utilitarian argument	p	Conserving biodiversity for major ecosystem services
2	Broadly utilitarian argument	q	Every species has an intrinsic value and moral duty to pass our biological legacy in good order to future generation.
3	Ethical argument	r	Receiving benefits like food, medicine & industrial products.

How many microsporangia are located at the corners of a typical bilobed anther of angiosperm?

Experiments involving use of radioactive thymidine to detect distribution of newly synthesized DNA in the chromosome was performed on which plant?

The correct equation depicting species-area relationship is

Identify the incorrect statement

Which of the following aquatic plant does not show pollination by water?

The concept of "Contagium vivum fluidum" was given by

Small mammals and birds are rarely found in polar regions. The reason is that

Relate Column I with Column II with regard to predatory behaviour:

	Column I		Column II
1.	Calotropis	p.	Invertebrates
2.	Pisaster	q.	Distasteful
3.	Monarch butterfly	r.	Cryptically colored
4.	Frogs	s.	Cardioglycoside

The plant body having holdfast, stipe and frond is a characteristic of

Select the correct path of flow of milk during breast feeding.

A student observes grass and Hibiscus plants in his garden during noon. To his surprise, only the leaves of grass were found rolled inwards. The reason could be

Identify the floral unit 'I' in the given floral diagram.

Observe the following simplified scheme and choose the correct option that matches with the letters given in the boxes.

Match the following classes of Fungi (Column-I) with the examples (Column-II).

Column-I		Column-II
1	Phycomycetes	p	Penicillium
2	Ascomycetes.	q	Alternaria
3	Basidiomycetes	r	Albugo
4	Deuteromycetes	s	Puccinia

Choose the correct options :

According to Supreme Court of India, ruling with respect to 'Bharat Stage VI' Norms, from which date, these are supposed to be implemented in the country?

Which one of the following is a wrong statement?

Which one of the following is not included under in-situ conservation?

The organisms which invade a bare area to initiate an ecological succession are known as