Which one of the following has haplontic life cycle?

1. Funaria

2. Polytrichum

3. Ustilago

4. wheat

Which of the following plants you would select for the production of bioethanol?

1. Brassica

2. Zea mays

3. Pongamia

4. jatropha

Which part of the human brain is concerned with the regulation of body temperature?

1. Medulla oblongata

2. Cerebellum

3. Cerebrum

4. Hypothalamus

Which one of the following is the correct pairing of a body part and the kind of muscle tissue that moves it?

1. Heart wall- Involuntary unstriated muscle

2. Biceps of the upper arm- Smooth muscle fibers

3. Abdominal wall- Smooth muscle

4. Iris- Involuntary smooth muscle

In the case of peppered moth (Biston betularia), the black-coloured form became dominant over the light-coloured form in England during the industrial revolution. This is an example of:

Oxygenic photosynthesis occurs in:

1. Chromatium

2. Oscillatoria

3. Rhodospirillum

4. Chlorobium

The genetic defect-Adenosine Deaminase (ADA) deficiency may be cured permanently by:

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is:

1. maturing

2. elongating

3. widening

4. differentiating

In barley stem, vascular bundles are:

1. open and scattered

2. closed and scattered

3. open and in a ring

4. closed and radial

Sickle cell anaemia is: