Do mucor and rhizopus have zoospores?
Zoospores are motile spores typically formed in the Algae and other forms of plants. It is devoid of a true... View Article
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A hormone releasing IUD is
1) Cu-T 2) LNG-20 3) Lippes loop 4) all of the above Answer:2) LNG-20 Explanation: IUDs are intrauterine devices and... View Article
02 Feb 2022: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 02 Feb 2022. Important news and... View Article
What is Stock resources?
Stock resources can be defined as those materials in the environment that can satisfy human needs, but we humans do... View Article
Intensely lactating mothers do not commonly conceive due to:
(A) The suppression of fertilisation (B) The suppression of gonadotropins (C) The suppression of gametic transport (D) The hypersecretion of... View Article
Which of the following are the symptoms characterised by Myxoedema?
(A) Low metabolic rate (B) Increase in body weight (C) Tendency to retain water in tissues (D) All of These.... View Article
The ground tissue of plants comprises tissues except:
(A) Cortex (B) Epidermis (C) Vascular bundles (D) Both (B) and (C). The correct answer is (D) Both (B) and... View Article
Which of the following hormones is secreted by the atrial wall of the human heart?
(A) ADH (B) ANF (C) CCK (D) TSH The correct answer is (B) ANF. The atrial wall of our heart... View Article
Which of the following symptoms are likely to happen due to inadequate filtration in the Bowman’s capsule?
(A) Increases in blood pressure (B) Increases in blood urea level (C) Accumulation of fluid in the body (D) All... View Article
Explain how biogas is harnessed and state its advantages
Biogas is a naturally occurring gas that is available in limited quantities. It is obtained by the breakdown of organic... View Article
What is the role of the primary lymphoid organ in adaptive immunity?
The primary lymphoid organs are the thymus and bone marrow. They both act as the site for the production and... View Article
The number of chromatids in anaphase is
1 in mitosis and 1 in meiosis 2 in mitosis and 2 in meiosis 1 in mitosis and 2 in... View Article
Our lungs remove large amounts of CO2, which is approximately
500 mL/minute 200 mL/minute 200 L/minute None of the above Correct Answer: a) 500mL/minute Explanation: Tidal volume or TV is... View Article
Draw the floral diagram of the plant Brassica compestris.
The plant Brassica campestris belongs to the family Brassicaceae. It is an economically important plant, which includes common everyday plants... View Article
How do organs respond to external stimuli?
Organs respond to external stimuli within a fraction of seconds. It does so in response to any dangerous situation in... View Article
Koala, Banded Anteater and Tasmanian Tiger cat represents example of
a) Adaptive Radiation b) Divergent Evolution c) Marsupial Radiation d) None of the above Answer: a) Adaptive Radiation Explanation: Adaptive... View Article
Fusiform, napiform, conical roots are the modifications of
a) Tap roots b) Adventitious roots c) Aerial roots d) Stilt roots Answer: a) Tap roots Explanation: Fusiform, napiform and... View Article
On which segments of earthworms are testes present?
a) 13 and 14 b) 11 and 12 c) 9 and 10 d) 14 and 15 Answer: b) 11 and... View Article
Of the total RNA in cell, tRNA constitutes
10-20% 30-40% 40-50% 70-80% Answer: a) 10-20% Explanation: Of the total cellular RNA content, tRNA constitutes about 10-20%. mRNA is... View Article
Binary fission does not occur in bacteria when there is
a) Abundance of nutrients b) Accumulation of waste products c) Abundant space d) Absence of bacteriophage Answer: b) Accumulation of... View Article
