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Questions and Answers

Where are hydathodes present on a leaf?

  • The base of the veins of the leaf (correct)
  • The lower surface of the leaf
  • The tip of the veins of the leaf
  • The upper surface of the leaf

In tall trees, where does the bulk of transpiration primarily occur?

  • Stomata (correct)
  • RuBP
  • ATP
  • Lenticels

In photosynthesis, where does dark reaction take place?

  • Stoma of chloroplast
  • Vacuole
  • Mitochondria
  • Grana of chloroplast (correct)

During photosynthesis, where is COâ‚‚ accepted in the dark reaction?

<p>Hydathodes (B)</p> Signup and view all the answers

What is the process where molecules move from higher to lower concentration when in direct contact?

<p>Diffusion (A)</p> Signup and view all the answers

'Endosmosis' refers to the movement of molecules:

<p>'From their higher concentration to lower concentration when they are in direct contact' (D)</p> Signup and view all the answers

What is the primary component of the inner lighter region of the kidney?

<p>Henle's loops (B)</p> Signup and view all the answers

During photosynthesis, where does the oxygen gas released come from?

<p>From splitting water (B)</p> Signup and view all the answers

Where are the renal papillae located in the kidney?

<p>Medulla (A)</p> Signup and view all the answers

Which structure in the kidney marks the beginning of the ureter?

<p>Renal pelvis (D)</p> Signup and view all the answers

What is the functional and structural unit of the kidney?

<p>Nephron (C)</p> Signup and view all the answers

Which part of the nephron is in the form of a double-walled cup?

<p>Bowman's capsule (C)</p> Signup and view all the answers

What is the main function of a Malpighian body in the nephron?

<p>Filtration of blood (D)</p> Signup and view all the answers

Where does the Henle's loop of the renal tubule mainly absorb water from?

<p>Descending limb (C)</p> Signup and view all the answers

What is the structure formed by the glomerulus and Bowman's capsule together known as?

<p>Malpighian body (A)</p> Signup and view all the answers

In which part of the nephron does absorption of water and useful substances from the filtrate mainly occur?

<p>Proximal Convoluted Tubule (A)</p> Signup and view all the answers

What is the primary function of the distal convoluted tubule in the nephron?

<p>Secretion of ions into urine (C)</p> Signup and view all the answers

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