4186: The process of light exposure in a 24-hour cycle that controls the growth and development of certain plants and animals is called:
(a) Photosynthesis
(b) Photoionisation
(c) Photoperiodism
(d) Photoluminescence
4187: How many different triangles are there in the figure shown above?
(a) 28
(b) 24
(c) 20
(d) 16
4188: What is the correct chronological order of the following?
I. First Round Table Conference
II. Gandhi-lrwin Pact
III. Simon Commission
IV. Cripps Mission
(a) III, I, II, IV
(b) I, II, III, IV
(c) II, I, III, IV
(d) IV, III, II, I
4189: Among living organisms, which one of the following is the most responsible factor for bringing about the origin of a new species?
(a) Isolation
(b) Mutation
(c) Natural Selection
(d) Sexual Reproduction
4190: What is the aim of the programme 'Unnat Bharat Abhiyan'?
(a) Achieving 100% literacy by promoting collaboration between voluntary organizations and governments education system and local communities.
(b) Connecting institutions of higher education with local communities to address development challenges through appropriate technologies.
(c) Strengthening Indias scientific research institutions in order to make India a scientific and technological power.
(d) Developing human capital by allocating special funds for health care and education of rural and urban poor, and organizing skill development programmes and vocational training for them.