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TLS Online TPP Program

#Question id: 9199

Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?

#Unit 9. Diversity of Life Forms
  1. Keystone predators have a marked effect on species diversity.
  2. Green plants and phytoplankton produce the oxygen we breathe.
  3. Bees, flies, and wasps pollinate many plants.
  4. The presence of dams improves flood control.
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TLS Online TPP Program

#Question id: 12719

#Unit 6. System Physiology – Plant

Which of the following is a key enzyme in the proline biosynthetic pathway?
TLS Online TPP Program

#Question id: 12021

#Unit 7. System Physiology – Animal

Nutrient-rich blood from the intestine is carried through the ________ to the liver.
TLS Online TPP Program

#Question id: 12717

#Unit 6. System Physiology – Plant

During drought /salinity and cold tolerance performing Signal perception via signal transduction pathway in 
(1) ABA-dependent and   (2) ABA-independent manner and activating various transcriptional factor such as
a) MYC/MYB
b) ABRE
c) DREB1/DREB2
d) NAC
e) CRT
f) bZIP
TLS Online TPP Program

#Question id: 19296

#Unit 13. Methods in Biology

Which vectors carry the longest foreign DNA fragments?
TLS Online TPP Program

#Question id: 4735

#Unit 8. Inheritance Biology

In corn, three dominant alleles, called A, C, and R, must be present to produce colored seeds. Genotype A/–; C/– ; R/– is colored; all others are colorless. A colored plant AaCCRr is crossed with colorless plant aaCcRr. What proportional of offspring plant with colorless seed?