What is eutrophication and why is it a problem?
The natural ageing of lakes over time due to nutrient enrichment and the growth of aquatic organisms is known as... View Article
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What is the last part of oviduct called?
The last part of the oviduct is called isthmus. It is joined to the uterus and has a narrow lumen.... View Article
Do all animals have two ovaries?
Most female vertebrates have a pair of ovaries but birds have only one functional ovary and usually, the right ovary... View Article
Does conception happen in the fallopian tube?
Fertilisation of sperm and ovum leads to pregnancy. Fertilisation takes place in the ampulla of the fallopian tube. A Sperm... View Article
Which side is your fallopian tube?
A pair of fallopian tubes are present on each side, connecting the ovaries to the uterus. Fallopian tubes provide passage... View Article
What is the main function of the uterus?
Uterus is also called the womb. It is a part of the female reproductive system. The main function of the... View Article
Are the oviducts attached to the ovaries?
No, oviducts are not attached to the ovaries. The funnel-shaped part of the oviducts called the infundibulum is present close... View Article
What animal has oviduct?
Oviduct is the female accessory duct and is a part of the female reproductive system. Oviducts are present in female... View Article
What is the role of oviducts in the process of Fertilisation?
Fertilisation occurs in the ampullary region of oviducts. Oviducts provide the necessary environment required for fertilisation. It provides passage to... View Article
Are oviducts and fallopian tubes the same?
Yes, oviducts and fallopian tubes are the same. It is the female accessory duct that connects the ovaries to the... View Article
What are oviducts?
Oviducts are the passageways that connect both ovaries to the uterus. Oviducts are also known as fallopian tubes. They are... View Article
Identify the types of cell junctions that help to stop the leakage of the substances across a tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.
a) Gap junctions and Adhering junctions, respectively b) Adhering junctions and Tight junctions, respectively. c) Tight junctions and Gap junctions,... View Article
Which of the following secrets the hormone, relaxin, during the later phase of pregnancy?
a) Graafian follicle b) Foetus c) Corpus luteum d) Uterus Answer: c) Corpus luteum
Following are the statements about prostomium of earthworm.
a) It serves as a covering for mouth. b) It helps to open cracks in the soil into which it... View Article
Following are the statements with reference to ‘lipids’.
a) Lipids having only single bonds are called unsaturated fatty acids b) Lecithin is a phospholipid. c) Trihydroxy propane is... View Article
Which of the following is not a step in Multiple Ovulation Embryo Transfer Technology (MOET)?
a) Cow yields about 6-8 eggs at a time b) Cow is administered hormone having LH like activity for super... View Article
The Adenosine deaminase deficiency results into
a) Parkinson’s disease b) Dysfunction of Immune system c) Digestive disorder d) Addison’s disease Answer: b) Dysfunction of Immune system
During muscular contraction which of the following events occur ?
a) ‘H’ zone disappears b) ‘A’ band widens c) ‘I’ band reduces in width d) Myosine hydrolyzes ATP, releasing the... View Article
Which one of the following statements about Histones is wrong ?
a) Histones are organized to form a unit of 8 molecules b) Histones are rich in amino acids – Lysine... View Article
Select the favourable conditions required for the formation of oxyhaemoglobin at the alveoli.
a) Low pO2, high pCO2, more H+, higher temperature b) High pO2, low pCO2, less H+, lower temperature c) High... View Article
