Few statements regarding water potential of soil

a) The osmotic potential (Ys) of soil water is generally negligible because solute concentrations are low

b) In wet soils the Hydrostatic pressure (Yp) of soil water is close to zero

c) In dry soils the Hydrostatic pressure (Yp) of soil water is negligible

d) ) The osmotic potential (Ys) of soil water is generally positive because solute concentrations are low

 Which one of the following combination of above statements is TRUE?

#Question id: 3541

#Unit 8. Inheritance Biology

Blue follower is dominant over white flower and long pollen is dominant over short pollen. A plant with Blue flower and short pollen was cross with white flower and long pollen. All F1 offspring display blue flower and long pollen. What is the percent of F2 progeny showing blue flower and long pollen?

#Question id: 3542

#Unit 8. Inheritance Biology

All genes are not linked. The probability of a progeny being AaBBccDd from a corss between AABbccDd and aaBBccDD parents will be

#Question id: 3543

#Unit 8. Inheritance Biology

Mendel crossed round and tall pea plants (RRTT) with wrinkle and dwarf ones (rrtt). The F1 plants were all round tall. These F1 plants were cross with rrTt. Which of the following is correct among these offspring?

#Question id: 3544

#Unit 8. Inheritance Biology

Diploid organism possesses two alternative form of gene present on locus of chromosome that specifies particular character undergoes crossing over between gene and centromere. Which of the following observation is correct?

#Question id: 3545

#Unit 8. Inheritance Biology

Consider the accompanying pedigree of a rare autosomal recessive disease, PKU. Male with PKU marry with normal female whose father is PKU. What is probability of child affected with PKU?

#Question id: 3546

#Unit 8. Inheritance Biology

What is the probability of getting three children with same sex from parents?